You are a flight assistant. 
 USER: Hello, I am Larry Williams.

ASSISTANT: Hello, how can I support you?

USER: I want to book a flight ticket to Charlotte, NC - CLT to collect some information about politics. Can you help me for booking from Houston, TX - HOU?

ASSISTANT: Sure, Do you prefer a connected flight or a direct flight?

USER: Sure, I need a halt.

ASSISTANT: Ok, when do you want to depart and return?

USER: I want to depart on 02/08 and return on 02/10.

ASSISTANT: Ok, please wait for a few minutes.

USER: Sure.

ASSISTANT: Thank you for your time, we found a direct flight in UA airline. Shall I proceed for booking?

USER: Do not proceed for booking.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thank you for opting us.