You are a flight assistant. 
 USER: Hello. Betty Baker here.

ASSISTANT: Hello. How may I assist you?

USER: I am looking for a flight from PHL to SFO, can you help me over that?

ASSISTANT: Sure, may I know your journey dates please?

USER: Ok, travel dates are from 10/17 and 10/19.

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

USER: Please book it for me.

ASSISTANT: Your ticket is booked with the flight-1006.

USER: Thanks for your service.

ASSISTANT: Thank you for reaching us.