You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Rachel Allen here.

ASSISTANT: Yes, Allen.

USER: I want to book a ticket for the flight on the route from IAD - BOS, can you help me?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: I will be booking my flight on the dates from 06/17 to 06/19.

ASSISTANT: Here is  a flight with 1 stop and price is 200. Can I proceed with it?

USER: Ok, you can proceed with booking.

ASSISTANT: Your ticket has been booked with 1011 flight in UA airlines.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.