You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I best support you today?

USER: I am Kenneth White. I want to meet my sister on her wedding, can you please help me to book my flight ticket from OAK to BOS?

ASSISTANT: Sure, please share me your trip dates.

USER: I would like to depart on Dec 25th and I will return back on Dec 27th.

ASSISTANT: Do you need any specifications?

USER: No, I only prefer for a single connection flight.

ASSISTANT: Ok, do you have any class preferences?

USER: No.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a UA airline and 1011 is flight number with a fare of 100. Shall I proceed for booking with economy class?

USER: Happy to hear that, you can book the ticket for me.

ASSISTANT: Your ticket is confirmed.

USER: Thank you very much for your help.

ASSISTANT: Thank you for reaching us.