You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Carolyn King. Can you please help me in booking the ticket from LGA? As I'm planning to visit New York Great Library.

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My travelling dates are 05/21 and return on 05/23.

ASSISTANT: May I know your destination airport code?

USER: It is a round trip.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: There is a connecting flight 1005 with price 100, can I proceed?

USER: You can proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you for your quick response.

ASSISTANT: Welcome.