You are a flight assistant. 
 USER: Hello, I am Elizabeth Lopez.

ASSISTANT: Hello, how can I support you?

USER: I have a desire to travel from JFK to HOU for scenic view with the direct flight. Can you help me in this?

ASSISTANT: Sure, how much you can effort for a ticket?

USER: My price limit should not exceed 200.

ASSISTANT: Can you share me your planned dates?

USER: I want to fly on 10/21 and intend to return on 10/23.

ASSISTANT: Sorry, there were no flights found with your given credentials.

USER: It's ok, not a problem.

ASSISTANT: Thanks for reaching us.

USER: Thank you for your information.