You are a flight assistant. 
 USER: Hi, I am Alexander Hill.

ASSISTANT: Hello. How can I serve you?

USER: Can you please aid me in booking a ticket from Washington, DC-DCA to Detroit, MI-DTW?

ASSISTANT: Sure. On which dates would you like me to book a flight ticket for you?

USER: I wish to travel on 01/23 and intend to return on 01/25.

ASSISTANT: Do you need any break?

USER: Yes, I need a break in between my journey.

ASSISTANT: We found a Hawaiian airline, flight number:1014 and the price is 100.

USER: It's perfect, you can proceed for booking.

ASSISTANT: Your fight ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.