You are a flight assistant. 
 USER: Hello, I am Thomas Hall.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to celebrate my parents anniversary in with TX - IAH, can you help me with booking a connecting flight ticket?

ASSISTANT: Certainly, I can help you in booking. May I know your preferred dates of journey?

USER: My travelling dates are from 03/20 to 03/22.

ASSISTANT: How much fare are you expecting?

USER: My fare is 500.

ASSISTANT: Could you please share your source details?

USER: My source code is FL - MCO.

ASSISTANT: Ok, let me check what flights are available for you.

USER: OK.

ASSISTANT: Hawaiian airline is going on your way and the cost of ticket is 100. Shall I proceed with this booking?

USER: You can proceed with booking.

ASSISTANT: We have you booked on a flight 1000, please be there 3 hours before the flight departs.

USER: OK, Thank you for your help.

ASSISTANT: Thank you for opting us.