You are a flight assistant. 
 USER: Hi. I am Timothy Nelson.

ASSISTANT: Hello. How may I assist you?

USER: I am looking for a flight from Houston, can you help me out in booking the flight ticket from IAH to DEN?

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

USER: My trip dates are from May 2nd till May 4th.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: I found an economy class ticket in Delta airlines with fare 100 and it is a direct flight. Can I book your ticket?

USER: Please proceed with it.

ASSISTANT: Ok, your booking is confirmed with flight number 1012.

USER: Thank you.

ASSISTANT: Thank you for reaching us.