You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: My name is Charles Anderson. I need your assistance to book a flight from Seattle to New York. Can you help me in book a flight ticket?

ASSISTANT: Sure,we are happy to help you. Kindly mention your travel dates.

USER: My travel dates are from 11/19 to 11/21.

ASSISTANT: May I know your airport codes?

USER: My airport codes are from SEA to EWR.

ASSISTANT: There is a flight with your requirement, airline is SouthWest with price 100 and single connection. Can I proceed with booking?

USER: Ok, Proceed.

ASSISTANT: Your booking is done and flight number is 1018.

USER: Ok, Thank you.

ASSISTANT: Thanks for reaching us, have a good day.