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

ASSISTANT: Hello, how may I assist  you today?

USER: I am planning to shoot documentary on the most haunted place Harvard Exit Theatre in Philadelphia PHL. Could you please help me in booking from HOU?

ASSISTANT: Sure, can you please share your assign dates of travelling?

USER: My journey dates are 08/26 to 08/28.

ASSISTANT: Do you have any other restrictions to be met?

USER: Any connection is fine. And my budget is 5000.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thank you for your valuable time, sorry, no flights found on that route.

USER: Ok, no worries. Thanks for your quick response.

ASSISTANT: Thank you for availing us.