You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Michelle Edwards.

ASSISTANT: How may I help you today?

USER: There is a small business meeting in DFW. Please help me in booking my ticket on 06/24.

ASSISTANT: Sure, I will hep you with hat, may I know your nearest airport code?

USER: Sure, my nearest airport code is PHX.

ASSISTANT: Can you please mention on what date are you return?

USER: My return date will be on 06/26.

ASSISTANT: I am sorry to say that there is no reservation found on your name.

USER: It's ok, thank you for your help.

ASSISTANT: Thank you for contacting us.