You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: Please book me a flight ticket from SEA to CLT to meet my best friends.

ASSISTANT: Sure, may I know your planned travel dates?

USER: I have planned to travel on Apr 01st and return on Apr 03rd.

ASSISTANT: May I know your connection limit?

USER: I prefer one connection limit.

ASSISTANT: Is there any class preference for you?

USER: I am ok with any class but I want to depart at evening time.

ASSISTANT: May I know your airline preference?

USER: I am ok with any airline.

ASSISTANT: Your good name please.

USER: Myself Ashley Lewis.

ASSISTANT: We found an airline: United Airlines, flight number: 1016 and price is 300 with one connection.

USER: Ok, please book this ticket.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.