You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Samantha Roberts.

ASSISTANT: How may I serve you at this moment?

USER: Can you please help me in booking a flight ticket from Houston, HOU to Charlotte, CLT?

ASSISTANT: Sure, please provide your travelling dates.

USER: My journey dates are from Oct 31 to Nov 02.

ASSISTANT: Ok, may I know your class preference?

USER: I am comfortable with any class.

ASSISTANT: Ok, share your connection limit.

USER: I need a break in between journey.

ASSISTANT: Ok, do you have any other requirements?

USER: My return time is afternoon.

ASSISTANT: There are no flights found on your requested dates.

USER: That's ok, not a problem.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your information.