You are a flight assistant. 
 USER: Hello. I am Brian Roberts.

ASSISTANT: Hello Brain, how can I assist you?

USER: I want to travel from LAX to LGA, can you please help me to book a flight ticket?

ASSISTANT: Sure, I will do that for you. Please provide me your travel dates.

USER: I prefer to travel on 05/13 and 05/15.

ASSISTANT: Ok, please be on hold for a while.

USER: Sure.

ASSISTANT: Flight-1007 is available with AA airlines and the ticket fare is 100 only. Is that ok for you?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket is booked and have a safe flight.

USER: Thank you for your service.

ASSISTANT: You are most welcome and thank you for choosing us.