You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in booking a direct flight to Houston to submit my science project?

ASSISTANT: Sure, please share me your travelling dates?

USER: My travelling dates are 08/10 and 08/12.

ASSISTANT: Do you have any price limit?

USER: 5000 is my price limit.

ASSISTANT: To confirm your booking, we need your airport codes?

USER: Los Angeles, LAX is my origin and destination is Houston, IAH.

ASSISTANT: OK, please wait for few minutes.

USER: Sure.

ASSISTANT: We found a 1014 Spirit airline with single connection and price of 100. Shall I proceed with booking?

USER: No, I need a direct flight.

ASSISTANT: Sorry, we do not have flights with your specifications.

USER: Ok, no issues.

ASSISTANT: Can I know your name?

USER: Shirley Hill is my name.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your information.