You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Brenda Smith.

ASSISTANT: Good morning, how can I help you?

USER: There is a workshop in Phoenix-PHX, so I want to book a ticket from Phoenix-PHX.

ASSISTANT: Ok, may I know your dates please?

USER: I am departing on 09/09 and return on 09/11.

ASSISTANT: Your source code please?

USER: It is a round trip.

ASSISTANT: Ok, just a moment please, I will get back with flight details.

USER: Ok.

ASSISTANT: There is flight it cost you 100 only, can I proceed for booking in single connection flight?

USER: Sure, please proceed for booking.

ASSISTANT: Your booking is confirmed in 1028 flight, it belongs to AA airlines.

USER: Thanks for your help.

ASSISTANT: Have a happy journey. Thanks for choosing us.