You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I would like to travel from LAX to CLT, can you please help me in flight booking?

ASSISTANT: Sure, May I know your class preference?

USER: I want a business class flight ticket.

ASSISTANT: Ok, when do you want to travel?

USER: I want to fly on Aug 27, return on Aug 29.

ASSISTANT: Ok, May I know your name?

USER: My name is Nancy Walker.

ASSISTANT: Ok, Kindly mention your connection limit.

USER: I want a flight with one connection.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, There were no flights found with your given details.

USER: No problem, thank you.

ASSISTANT: Thank you for opting us.