You are a flight assistant. 
 USER: Hello, I am Steven Lee.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a flight ticket from Houston to New York. Can you help me this?

ASSISTANT: Sure, please share your travelling dates?

USER: My trip dates are from 10/25 to 10/27.

ASSISTANT: Help me with your airport codes?

USER: My airport abbreviates are from TX - HOU to NY - EWR.

ASSISTANT: Thanks for providing your details, we found a connecting flight with fare of 100 in AA airline. Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thanks for availing us, have a nice day.