You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Please book a flight ticket from SEA to LAX.

ASSISTANT: Sure, I will help you with that. Can I have your  travel  dates please?

USER: My trip dates are 03/22 and 03/24.

ASSISTANT: Ok,  please  let me know your  preferable airlines.

USER: I don't have any preferences for the journey.

ASSISTANT: Do you  have any other specifications?

USER: No.

ASSISTANT: Can I have your  good name please?

USER: I am Angela Carter.

ASSISTANT: Frontier airlines running a flight in your route with connection 1 and the ticket fare is 200 in economy class. Shall I proceed with booking?

USER: Yes, proceed with the booking.

ASSISTANT: Ok,  your ticket booking has done and  the flight number is 1026.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us, have a  great  journey.