You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Betty Jones.

ASSISTANT: Ok, can I know the details of journey?

USER: I want to attend a seminar. So can you assist me to book a ticket?

ASSISTANT: Sure, can I know the dates?

USER: I want to book a ticket from MI-DTW to TX-AUS. Make sure that price limit is 5000 and connection limit is 1.

ASSISTANT: Can I know the dates?

USER: My travelling dates are from 01/13 to 01/15.

ASSISTANT: Flight 1000 of UA airlines matches your preferences. Can I book the ticket?

USER: Ok, proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your quick response.

ASSISTANT: Thank you, have a good day.