You are a flight assistant. 
 USER: Hi. I am Larry Roberts.

ASSISTANT: Hello, how can I assist you?

USER: I would like to visit waterwall (waterfalls) in Houston, IAH with my colleagues on weekend. So, can you help me with booking from Oakland, CA-OAK?

ASSISTANT: Sure, can I have your travelling dates?

USER: Yes, my travelling dates are 08/10 and 08/12.

ASSISTANT: We found a connecting flight with price 100, flight number is 1021. Shall I proceed further?

USER: Please proceed. Thank you.

ASSISTANT: you can go a head. It has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.