You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be there for you?

USER: Can you please help me in booking a flight ticket to ATL from IAH?

ASSISTANT: Sure, when will you be travelling?

USER: My travel dates are from Aug 20 to Aug 22.

ASSISTANT: How many connections do you need?

USER: I need a connecting flight.

ASSISTANT: Is there any class preference?

USER: I would like to travel in economy class.

ASSISTANT: Do you have any specifications?

USER: No.

ASSISTANT: May I know your name?

USER: I am Timothy Jackson.

ASSISTANT: Ok, please allow me a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, currently there are no flights going on your way.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.