You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I am Katherine Anderson from Orlando. Please book a ticket to Seattle with a connecting flight.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please share your source and destination airport codes.

USER: My source and destination airport codes are MCO and SEA.

ASSISTANT: Kindly share if you have any airline preference.

USER: I am comfortable with any airlines.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I want to depart on Feb 9th and return back on Feb 11th.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a Delta airline matching your essential details with single connection and the flight number-1029. Shall I book the ticket?

USER: Yes, please confirm my ticket with this flight.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your quick response.

ASSISTANT: Thank you for availing us.