You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I would like to visit Camelback Mountain with my friends in Phoenix, please help me in booking a ticket from IAH to PHX.

ASSISTANT: Ok, when you are willing to travel?

USER: My planned journey dates are 08/30 and 09/01.

ASSISTANT: Wait for a while.

USER: Sure, take your time.

ASSISTANT: According to your your details, there is a flight-1015 on AA airlines. Shall I proceed?

USER: Ok, please book the ticket with the name Brian Robinson.

ASSISTANT: Ok, ticket has been booked with your name.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us.