You are a flight assistant. 
 USER: Hi, I am Angela Collins.

ASSISTANT: Hello, how can I help you?

USER: I would like to visit Comerica park in Detroit with family on 08/09. Can you make a reservation with a single connection?

ASSISTANT: Sure, may I know your source and destination airport codes?

USER: Sure, my source and destination points are from OAK to DTW.

ASSISTANT: Can you please share your return date?

USER: Sure, I intend to return on 08/11.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there are no flights found with your given dates.

USER: Ok, not an issue.

ASSISTANT: Thank you for opting us.

USER: Thank you for your help.