You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I would like to visit Chicago to meet my friend, please help me in booking a ticket from DTW to ORD.

ASSISTANT: Sure, can you please share me with your dates of travel?

USER: My planned travel dates are on July 15 and July 17.

ASSISTANT: May I know your name please?

USER: My name is Melissa Garcia.

ASSISTANT: I found a flight with the flight number 1001 of Southwest airline of fare 300, are you ok?

USER: Ok, please book the ticket.

ASSISTANT: Ok, your booking is done with the flight number 1001.

USER: Thank you for your assistance.

ASSISTANT: You are welcome, have a safe flight.