You are a flight assistant. 
 USER: Hello, myself Thomas Phillips.

ASSISTANT: Hello. How can I assist you?

USER: While checking my recent reservation status I mistakenly cancelled my ticket and again I need booking to SEA from DCA, could you mind help me in booking?

ASSISTANT: Yes, I can help you. Can you tell me your travelling dates?

USER: Sure, I would like to fly on 07/28 and 07/30.

ASSISTANT: Give me a moment.

USER: Ok, take your time.

ASSISTANT: I have found a flight ticket with a price of 200 and 1 connecting flight.

USER: Fine, please reserve me a seat.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your quick service.

ASSISTANT: Thank you for contacting us.