You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your name please?

USER: My name is Pamela Mitchell.

ASSISTANT: How can I aid you?

USER: I want to attend a seminar at Oakland,OAK. Can you help me out with a connecting flight?

ASSISTANT: Sure, may I know your journey dates?

USER: My travelling dates 09/21 to 09/23.

ASSISTANT: Ok, can I know your source point?

USER: My origin is Detroit, DTW.

ASSISTANT: I found a flight from an UA airline with airfare 100 and 1015 flight number. Shall I proceed?

USER: Ok, You can proceed.

ASSISTANT: Your ticket is confirmed with a connecting flight.

USER: Thank you.

ASSISTANT: Thank you for choosing us. Have a nice day.