You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Kimberly Evans here. I need your help in booking of a flight ticket from SEA to SFO for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, please provide your travel dates.

USER: Ok, I am planning to leave my location on 05/20 and please book my return ticket on 05/22.

ASSISTANT: Please hold on a moment.

USER: Ok, take your time.

ASSISTANT: Thank you for your patience, I found a flight for you in Frontier airlines with fare 200. Shall I proceed?

USER: That's fine for me, you can proceed with booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1008.

USER: Thank you for your assistance in booking of my ticket.

ASSISTANT: Thank you for choosing us.

USER: Welcome.