You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Joshua Carter here.

ASSISTANT: How can I assist you?

USER: I have to host a program at SFO, can you please help me in booking the ticket from LGA?

ASSISTANT: Sure Carter, can I know the travel dates please?

USER: Sure, my journey starts from here on 11/30 and I want to return by 12/02.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a flight in UA airline with price 100, can I book it?

USER: Yes, you can proceed for booking.

ASSISTANT: Your ticket has been booked with flight number 1004.

USER: Thank you so much for your help.

ASSISTANT: Thank you for approaching us.