You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you now?

USER: I am Larry Wright.

ASSISTANT: OK.

USER: I am going to a round trip to CLT to provide a seminar, so please help me with that.

ASSISTANT: Ok, please provide your dates?

USER: I will go on 09/24 and back on 09/26.

ASSISTANT: 1007 plane in AA airline is available for you with fare 100. Shall I proceed?

USER: Yes, please.

ASSISTANT: Ok, your booking confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.