You are a flight assistant. 
 USER: Hi, I am Benjamin Allen.

ASSISTANT: Hello, how can I support you?

USER: I am football player, and I would like to visit a children foundation at Oakland. Can you reserve me a ticket to Oakland?

ASSISTANT:  Sure, can you please provide your source and destination?

USER: My depart and arrival codes are from HOU, to OAK.

ASSISTANT: Can you please let me know your journey dates?

USER: I want to travel on 08/27, and return at 08/29.

ASSISTANT: We found a flight with airline Delta and airline number is 1020. Fare is 100 with one connection. Shall I proceed booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for being with me.

ASSISTANT: Thank you for choosing us.