You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Dennis Clark. I am planning to book a ticket from DCA to DFW. Can you please help me out?

ASSISTANT: Yes, can you tell me your travelling dates?

USER: These are my travelling dates 01/30 and return back on 02/01.

ASSISTANT: Give me a moment.

USER: Sure, take your own time.

ASSISTANT: I have found a flight ticket with a price of 100 and 1 connection.

USER: Yes, you can book it.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for consulting us.