You are a flight assistant. 
 USER: Hello, I am Jerry Phillips.

ASSISTANT: Hello, how may I serve you?

USER: I am planning to attend my friend birthday party, in Oakland, can you please help me to book a flight ticket?

ASSISTANT: Sure, may I know your journey dates please?

USER: My journey dates are from 05/17 to 05/19.

ASSISTANT: Could you help me with your airport codes?

USER: My origin is CA - SFO to CA - OAK. My price limit is 1000. And I need a single connection.

ASSISTANT: Ok, hold on a moment I will get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting, We have not found any flights on your preferred details.

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

ASSISTANT: Thanks for contacting us, have a great day.

USER: Thank you.