UC01 - Shop and Order a flight for a single passenger
  • 26 Nov 2021
  • 2 Minutes to read
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UC01 - Shop and Order a flight for a single passenger

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Description

This use case covers a prime booking flow, i.e. the steps between simple shopping (no a la carte seats or services) and order creation without payment.

Capabilities Demonstrated

  • Shop for flights
  • Price a flight offer
  • Order creation without payment

Preconditions / Assumptions

  • Airline has already communicated to seller accepted payment methods

Descriptive Flow

StepMessageState DiagramDescription

1RQ

AirShoppingRQ

State 0 -> State 1

Seller requests flight offers to airline, providing origins, destinations and dates.

1RS

AirShoppingRS

Airline responds with different flight offers 

2RQ

OfferPriceRQ

State 2 -> State 3 

Seller requests the selection of Flight Offer, Extra bag and Seat ancillary services

2RS

OfferPriceRS

Airline responds with a unified priced offer with selected flight service, extra bag and seat ancillary services 

3RQ

OrderCreateRQ

State 3 -> State 6.1

Seller requests creation of the order, with the selected priced offer 

3RS

OrderViewRS

Airline responds with the created order

 Post Condition

  • Order is created, unpaid.

Main message Objects

Shop

The table below is a non-exhaustive list of some of the functions used to illustrate this use case. 

MessageObjectDetails

AirShoppingRQ

FlightRequestOriginDestinationsCriteria

Send specific Origin and Desitination information for intended dates 

 

Pax

Passenger Type code 

AirShoppingRS

Offers

A set of offers 

Price

MessageObjectDetails

OfferPriceRQ

PricedOffer

Selected Offer and offeritems to price

OfferPriceRS

PricedOffer

Return one single pricedOffer with selected offeritems

Order

MessageObjectDetails

OrderCreateRQ

AcceptSelectedQuotedOfferList

Pass the pricedOffer with  Flight OfferItem

OrderViewRS

Order

Order with Orderitem correspoding to selected priced Offeritem

 XML Samples

SequenceMessage

1RQ

AirshoppingRQ

1RS

AirShoppingRS

2RQ

OfferPriceRQ

2RS

OfferPriceRS

3RQ

OrderCreateRQ

3RS

OrderViewRS

Link to XML Samples

State diagram

This is the full state diagram describing recommended transitions and flows. Transitions and stated involved in the current use case are highlighted in orange.

the current use case are highlighted in orange.


States:

S0: initial state, no precondition.

S1: received flight offers 

S2: received a la carte offers (seats, services) for a flight offer.

S3: received a priced offer.

S4: received a la carte offers (seats, services) for a priced flight offer.

S5: payment process state. Contains an actual intermediate state (S5.1) only in case of authentication needed (e.g., 3DS, AMOP, …). No intermediate state else (S5 transitions immediately to S6 in that case).

S6: order created. Sub-states S6.1, S6.2 and S6.3 detail the overall order payment status.

S7: received a full order cancellation offer.

S8: accepted a full order cancellation offer, order is cancelled.

S9: received flight re-shop offers (with or without a la carte offers) for an order.

S10: received a la carte offers for an order.

S11: received quoted offers.

S12: received Quoted offers and Ala carte offers for Quoted Offer

S13: received repriced offer from the airline

Transitions:

S0 → S1: shop for flights

S1  S2: shop for seats/services on an offer

S1 or S2 → S3: price offer(s)

S3 → S6: order creation without payment

S3 → S5 → S6: order creation with payment

S6 → S7: request full order cancellation offer

S7 → S8: accept full order cancellation offer

S6 → S9: re-shop for flights

S6 → S10: shop for seats/services on an order

S6→ S13:  reprice existing order resulting in a reprice offer

S9 or S10 → S11: quote re-shop offers and/or a la carte offers on an order 

S11 or S13 → S6: accept a quoted offer on an order, without payment

S11 or S13 → S5→ S6: accept a quoted offer on an order with payment

S11→ S12: shop for seats/services on a quoted re-shop offer

S12→ S11: quote quoted offers and/or a la carte offers on an order