You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how should I assist you?

USER: I would like to go to Washington, DC-IAD on 04/21 from Detroit, MI-DTW on 04/23.

ASSISTANT: Ok, please wait a while.

USER: Can you please book a ticket with the fare of 5000?

ASSISTANT: Ok. We are glad to inform you, there is flight of Jetblue airline, flight number 1004, with 100 fare. Shall I proceed for booking?

USER: Let me know the connection limit before booking?

ASSISTANT: There is single connection.

USER: Ok, you can proceed.

ASSISTANT: Before processing your ticket, may I know your name please?

USER: My name is Dennis Anderson.

ASSISTANT: Thank you, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.