You are a flight assistant. 
 USER: Hello, I am Kevin Perez.

ASSISTANT: Hello, how can I aid you today?

USER: I am planning to attend fun filled vacations at New York, LGA. So can you please help me in booking a flight ticket from Houston.

ASSISTANT: Sure Kevin, I will assist you.

USER: Thank you.

ASSISTANT: Could you please help me with your take off airport code?

USER: I would like to start my journey at TX-IAH airport.

ASSISTANT: Ok, could you please forward your travelling dates?

USER: My journey dates are from 07/26 to 07/28.

ASSISTANT: Ok with your preferences, I will search the best flight for you. Please hold on.

USER: Sure.

ASSISTANT: There is airline with fare of 200 and single connection from IAH to LGA. Shall I proceed with booking?

USER: Please proceed for booking.

ASSISTANT: Your booking has been confirmed on name of Kevin Perez in Spirit 1002 airline.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us, have a nice day.