You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know how best I can help you today?

USER: I am Eric Garcia here. I would like to book a flight ticket from OAK to DFW. Can you please help me in booking a flight ticket?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: My journey dates are 12/13 and 12/15.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait.

ASSISTANT: We have found a Frontier airline of 1022 flight number with one connection of cost 300.

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your booking is done.

USER: Thank you for your help in booking.

ASSISTANT: Your welcome.

USER: Most welcome.