You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Please book a flight ticket from LGA to DCA?

ASSISTANT: Sure, please share your planned trip dates?

USER: My journey dates are Mar 29 and Mar 31.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Any other requirements to be met?

USER: I prefer a departure flight time at morning.

ASSISTANT: May I know your name?

USER: I am Nicholas White.

ASSISTANT: United airlines flight- 1029 of price 200 with direct flight in economy class which departs in the morning 11:00 hours matches your given details, shall I proceed?

USER: Go ahead.

ASSISTANT: Ok, your flight ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.