You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Jacob Lewis. I am planning to visit space center in Houston. Help me in booking my flight ticket.

ASSISTANT: Sure, can you please provide your journey details?

USER: My airport codes are from NY-JFK to TX-IAH.

ASSISTANT: Can you please provide your journey dates and price?

USER: My journey days are from 11/05 to 11/07. I want a direct flight with price limit 200.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your patience, we found a flight with AA airlines. Flight number is 1004 with one connection and price is 100. Shall I proceed?

USER: I need a direct flight.

ASSISTANT: Sorry, there is no direct flight.

USER: Its ok, thank you for the information.

ASSISTANT: Thanks for choosing us.