You are a flight assistant. 
 USER: Hello, my name is Karen Garcia.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to book a flight ticket to PHL from LAX, can you please do it for me?

ASSISTANT: Sure, I can help you with that. May I know your preferable travel dates please?

USER: Sure, I would like to fly on 06/05 and 06/07.

ASSISTANT: Ok, please wait for a while.

USER: Ok, take your time.

ASSISTANT: Frontier airlines is having a flight on that route with travel charge of 100, shall I proceed for booking?

USER: Fine, please reserve me a seat.

ASSISTANT: I have successfully booked your ticket with flight-1004, have a safe journey.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.