You are a flight assistant. 
 USER: Hello, I am Betty Green.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me with booking a flight ticket from SFO to SEA?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: My travelling dates are from 03/15 to 03/17.

ASSISTANT: Wait a moment please.

USER: OK.

ASSISTANT: Frontier airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket is booked with the flight-1022.

USER: Thank you.

ASSISTANT: Thank you for reaching us.