You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. May I know your name?

USER: My name is Frank Allen.

ASSISTANT: What would I do for you?

USER: I am planning a business trip from LGA to DCA, could you book a ticket for me?

ASSISTANT: Yes, sure.Could you let me know your travelling dates?

USER: My planned dates are 02/21 and 02/23.

ASSISTANT: Here is your flight 1026 with 1 connection limit which costs 300 from Frontier airline. Shall I proceed for the booking?

USER: Yes, proceed please.

ASSISTANT: Your ticket has been confirmed.You can happily fly to DCA.

USER: Thank you for your support.

ASSISTANT: Thank you for choosing our service.

USER: Welcome.