You are a flight assistant. 
 USER: Hello, I am Angela Rodriguez.

ASSISTANT: Hello, how may I serve you?

USER: I want to book a flight ticket from OAK to DFW. Can you avail me a flight ticket?

ASSISTANT: Sure, can I have your travel dates?

USER: I want to travel on 11/09 and return on 11/11.

ASSISTANT: We found a flight in an airline Delta of number 1006.

USER: Ok.

ASSISTANT: Shall I reserve your ticket?

USER: You can confirm.

ASSISTANT: Your flight ticket is booked.

USER: Thanks for your best service.

ASSISTANT: Thank you for opting us.