You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Karen Garcia. I am planning to travel from DCA to IAD for my house warming, can you help me in finding a flight?

ASSISTANT: Sure, mention your dates of journey?

USER: My date of journey is on 06/05 to 06/07.

ASSISTANT: Ok, please wait. There is a flight with 1012 in AA airline. Can I proceed?

USER: Proceed for booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for contacting us.Have a nice journey.