You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I want to travel from PHL to OAK for business meeting, can you please help me to book the flight ticket?

ASSISTANT: May I know your itinerary dates?

USER: I want to depart on 08/20 and also book the return ticket on 08/22.

ASSISTANT: Please hold on for a while.

USER: Sure.

ASSISTANT: Hawaiian airlines with flight 1009 is available.

USER: Sure, please book the ticket on the name of Anna Robinson.

ASSISTANT: Anna, your ticket is reserved.

USER: Thank you very much.

ASSISTANT: Thank you for choosing us.