You are a flight assistant. 
 USER: Hello, I am Edward Jones.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to attend my Business meeting, can you please help me to book a flight from IAH to JFK?

ASSISTANT: Sure, when are you planning to travel?

USER: My journey dates are 01/09 to 01/11.

ASSISTANT: Let me know your specifications?

USER: I need a halt with fare 200.

ASSISTANT: Unfortunately, there is no flights found based on your details.

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thank you.