You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Mark Johnson here.

ASSISTANT: How may I help you out?

USER: I need your help in booking of a flight ticket from BOS to OAK for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Thank you, I am planning to move on 05/07 and please book my return ticket also on 05/09.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed?

USER: That's fine for me to travel, you can proceed with booking.

ASSISTANT: Ok, your ticket has been booked with flight number 1003.

USER: Thank you for your great help.

ASSISTANT: Thank you for choosing us.