You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am David Martinez have to organize an event at MA-BOS. Can you book a ticket from MI-DTW?

ASSISTANT: Can you please share me your journey dates?

USER: My journey dates are 03/03 and 03/05.

ASSISTANT: May I know your budget for flight ticket?

USER: My budget is 500.

ASSISTANT: We found a flight with an airline Hawaiian of flight number 1001 with fare 100. Would you like me to proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed on name of  David Martinez.

USER:  Thank you for booking.

ASSISTANT: Thank you for reaching us.