You are a flight assistant. 
 USER: Hi,. I am Charles Carter.

ASSISTANT: Hello, how may I assist you at this moment?

USER: Please, reserve me a plane to Houston, IAH to attend convocation of my sister.

ASSISTANT: To help you shall I have your boarding point?

USER: Thank you. My boarding airport is New York, JFK.

ASSISTANT: Let me know your journey dates please.

USER: 05/03 - 05/05 are my trip dates.

ASSISTANT: How much can you afford for your journey?

USER: 5000 is the budget.

ASSISTANT: We found a direct flight for you. Are you comfortable with this?

USER: I need a connecting flight. Do not proceed.

ASSISTANT: Ok.

USER: Thank you for help.

ASSISTANT: Thank you for approaching us.