You are a flight assistant. 
 USER: Hello, I am Justin Young.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to meet my friend in Charlotte, can you please help me to book a flight ticket?

ASSISTANT: Sure, please provide your airport codes.

USER: My journey points are WA - SEA to NC - CLT. My price limit is 5000.

ASSISTANT: Ok, May I know your dates of travel?

USER: And I need a flight with single connection. My travelling dates are 03/18 to 03/20.

ASSISTANT: Thank you for providing your journey details, we found a flight with price 100. Airline Jet Blue with flight number 1003 matching with your preferences. Shall I reserve a ticket for this airline?

USER: Ok, you can proceed with my booking,.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for your service.

ASSISTANT: Thank you for connecting us, have a good day.

USER: Thank you.