You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Daniel Allen.

ASSISTANT: How may I help you? Nice to meet you Daniel.

USER: I am planning to travel from PHL to HOU for a convocation meeting, can you please help me with booking a flight ticket?

ASSISTANT: Sure, I am here to help you. Let me know your dates.

USER: Sure, my departure date is on 02/02 and the return date is 02/04.

ASSISTANT: Ok, there is a flight for you with 0 connection and price 200.

USER: Please make sure that the price limit should not exceed 500.

ASSISTANT: Shall I proceed?

USER: No, I need a flight with 1 connection.

ASSISTANT: Sorry for the inconvenience, there is no flights for you with connection 1.

USER: Ok, no problem. Thank you for checking.

ASSISTANT: Ok, Thank you for contacting us.

USER: You are welcome.