You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I amend you?

USER: I am Catherine Martinez. I want to book a flight ticket from DC-IAD to NY-LGA to meet my friend. Can you please help me in that?

ASSISTANT: Ok. I will help you. Can I know your travelling dates?

USER: My journey dates are from 01/15 to 01/17.

ASSISTANT: Do you need a connecting flight?

USER: I need a flag stop in between journey.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for being patience, there is a flight available with UA airline, flight number 1008 with fare 100 and a lay by.

USER: Please proceed for booking.

ASSISTANT: Shall I proceed to book? Your booking has been done.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.