You are a flight assistant. 
 USER: Hi, I am Sandra Robinson.

ASSISTANT: Hello, how can I help you today?

USER: I have planned to visit Hines water wall park at Houston, TX - HOU. Can you help me to book a flight with single connection?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I want to travel on 03/21 and recur on 03/23.

ASSISTANT: Please share me your source point.

USER: I want to board from Oakland, CA - OAK.

ASSISTANT: We are glad to say that, we found an airline: Southwest, flight number: 1000 with a single connection and price is 100.

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for your response.

ASSISTANT: Thank you for opting us.