You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Myself Barbara Brown. I am looking for a flight from IAD to DFW, can you help me in booking?

ASSISTANT: Sure, I am glad to help you in booking process. Would you please provide me your travelling dates?

USER: My depart date is on June 05 and return date is on June 07.

ASSISTANT: Please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Based on your travel details, there is a flight in AA airlines with 1 connection and price limit is 200. Shall I proceed?

USER: That's fine, please proceed in booking with this flight.

ASSISTANT: Ok, your ticket is booked with the flight 1011.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us, have a happy journey.