You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Catherine Phillips.

ASSISTANT: How can I assist you?

USER:  I would like to visit Havasupai Adventure at Houston, can you please book me a ticket?

ASSISTANT: Sure, We are here to help you out .

USER: Thank you.

ASSISTANT: Let me know when you are willing to travel?

USER: I want to travel on 04/24, and need to catch return flight on 04/26.

ASSISTANT: Can you share me your journey locations?

USER: I need to leave from my nearest airport SFO to reach HOU.

ASSISTANT: Can you help me to provide you with a connection if you need?

USER: I need a single connection.

ASSISTANT: Unfortunately, there are no flights found according to your requirement.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for approaching us.