You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I need to book a flight ticket from DTW to OAK, can you help me in booking a flight ticket?

ASSISTANT: Sure, I am happy to help you. Can I have your travelling dates?

USER: Sure, my scheduled dates are May 7 and May 9.

ASSISTANT: Do you have any break in between journey?

USER: I am comfortable with any flight.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: May I know your good name?

USER: Sure, Benjamin Miller here.

ASSISTANT: We found a connecting flight in Hawaiian airline with a fare of 100 which departs at 9:00 and return at 13:00. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1019.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.