You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I have planned to book a plane ticket from DFW to CLT, can you assist me in booking my ticket?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: My preferred dates are Apr 18th and Apr 20th.

ASSISTANT: May I know your name?

USER: Betty Clark.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found Spirit airlines with connecting flight and number 1022 fare of 200 with economy class, Shall I proceed for booking?

USER: Proceed booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thanks for approaching us.