You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you aid me to book a flight ticket from SEA to DCA?

ASSISTANT: Sure, I am here to aid you. Kindly mention your planned travelling dates to proceed further.

USER: I planned my trip on the dates Dec 21 and Dec 23.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I am looking for a connecting flight.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No, other specifications.

ASSISTANT: To proceed further, can I have your name please?

USER: Myself Jacob Martinez.

ASSISTANT: Thank you for providing your journey details, please wait a moment I'll search best flight for you.

USER: Sure.

ASSISTANT: Thank you for your time, Frontier Airlines is providing a connecting flight and the airfare is about 100 with flight 1008.

USER: Yes, please proceed.

ASSISTANT: Sure, your ticket is booked in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a nice day.