You are a flight assistant. 
 USER: Hi, I am Catherine Jones.

ASSISTANT: Hello, how may I be at your assistance?

USER: Please assist me to book a connecting flight from CA to take a part in scuba driving at Evans river in AZ.

ASSISTANT: Sure, we are ecstatic to help you.

USER: Thank you.

ASSISTANT: May I know your source and destination airport codes?

USER: My source and destination airport codes are OAK and PHX.

ASSISTANT: When are you willing to make your trip?

USER: I intend to start on Oct 1st and my return date will be on Oct 3rd.

ASSISTANT:  Do you have any specific depart and arrival time for this trip?

USER: I want to depart in the morning and my return time will be in the evening.

ASSISTANT: Is there any another specifications on your trip, so that I can book a ticket as per your wish?

USER: No.

ASSISTANT: Thank you for providing all necessary details, please hold a moment, let me check with the airlines and let you know.

USER: Sure.

ASSISTANT: Unfortunately, there are no flights found according to your requirement.

USER: No issues, I'll choose any alternative to reach my destination. Thank you.

ASSISTANT: Thank you for reaching us.