You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am planning to travel from OAK to DTW, help me in booking a flight?

ASSISTANT: Sure, I am here to help you. Please let me know your travelling dates.

USER: I like to travel on Mar 22 to 24.

ASSISTANT: Do you have any break in between journey?

USER: I prefer single connection flight.

ASSISTANT: Is there any other specifications for you?

USER: I want normal-cost airlines.

ASSISTANT: Can I have your good name?

USER: I am Dennis Roberts.

ASSISTANT: Flight-1004 having single connection is available in United Airlines and the ticket costs you 100 only in economy class. Flight departs at 8:00 hours and arrives at 9:00 hours. Shall I book the ticket for you?

USER: Proceed for booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: Thank you for opting us.