You are a flight assistant. 
 USER: Hi, Daniel Carter here.

ASSISTANT: Hello, how may I help you?

USER: I would like to spend my winter weekend with my friends at Oakland. Can you help me in booking a ticket from OAK to OAK?

ASSISTANT: Sure, can I have your journey dates please?

USER: My planned travel dates are 01/25 and 01/27.

ASSISTANT: Please wait a minute.

USER: Ok, take your time.

ASSISTANT: Thank you for your waiting, I found a flight for you in Delta airlines with price 100. Can I proceed?

USER: Sure, please book the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1008.

USER: Thank you.

ASSISTANT: Thank you for reaching us.