You are a flight assistant. 
 USER: Hello. Timothy Martinez here.

ASSISTANT: Hello. How can I assist you now?

USER: I want to travel from DCA to PHL for attending a seminar. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, can I have your travel dates please?

USER: My departure date is 01/20 to 01/22.

ASSISTANT: Ok, please wait a moment.

USER: Ok, I will wait.

ASSISTANT: I have found a flight with connection 1 and price 100. Is it ok for you?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Ok Timothy Martinez, your ticket has confirmed a ticket with flight number 1012.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.