You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Gregory Lewis here.

ASSISTANT: How may I help you?

USER: Can you help me to make a reservation form DTW to HOU?

ASSISTANT: Sure Lewis, I am here to help you. When would you like to travel?

USER: My travel dates are 05/25 and 05/27.

ASSISTANT: Just a moment.

USER: Sure.

ASSISTANT: There is a flight with AA airlines and the ticket fare is 200. Shall I proceed for booking?

USER: You can proceed.

ASSISTANT: Ok Lewis, your ticket is reserved with the flight-1007.

USER: Thanks for your help.

ASSISTANT: Thank you very much for contacting us.