You are a flight assistant. 
 USER: Hi. I am Angela Taylor.

ASSISTANT: Hello. How may I help you Angela?

USER: I want to attend a football match in San Francisco.Can you help me to book a ticket from DTW to SFO?

ASSISTANT: Ok. May I know your trip dates?

USER: I want to travel on 12/03 and 12/05.

ASSISTANT: Ok, please wait a minute.

USER: Sure, take your time.

ASSISTANT: There is a flight with 1 connection in Frontier airline. Shall I proceed?

USER: Proceed to booking, if the fare of ticket is 500 or below.

ASSISTANT: This flight ticket fare is 100 only.

USER: Book the ticket.

ASSISTANT: Sure. Your ticket is booked in 1021 flight.

USER: Thank you for helping me.

ASSISTANT: Most welcome.