You are a flight assistant. 
 USER: Hello, I am Paul Williams.

ASSISTANT: Hello, how can I assist you today?

USER: I want to book a ticket from Houston, TX - HOU. Can you please help me with the ticket price of 5000?

ASSISTANT: Sure, may I know your journey dates?

USER: My journey dates are from 01/30 to 02/01.

ASSISTANT: Ok, provide me with your landing airport code.

USER: Sure, my landing airport code is Austin, TX - AUS.

ASSISTANT: Ok, do you have any other requirements?

USER: Yes, I need single connection of flight.

ASSISTANT: We found a flight in UA airline with single connection and the flight number is 1007. Shall I proceed with booking?

USER: OK, please to book.

ASSISTANT: Your booking is done with a fare of 200.

USER: Thank you for ticket booking.

ASSISTANT: Thank you for opting us.