You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Stephanie Hill. I am planning to travel from ATL to IAD, can you help in booking a flight?

ASSISTANT: Sure, may I know your trip dates please?

USER: My travelling dates are 10/19 to 10/21.

ASSISTANT: There is a flight which can travel to your region having a single lay out in between your journey having a ticket fare of 100 which is provided by UA airlines. Would you like to book this flight for your journey?

USER: Proceed for booking.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for helping me.

ASSISTANT: Most welcome.