You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I would like to visit Zilker Park at Austin. I want to book a ticket, please help me out.

ASSISTANT: Yes, I will help you. Could you please let me know your travelling dates?

USER: My travelling dates are from 07/19 to 07/21.

ASSISTANT: Ok, what are your preferred airport codes?

USER: My preferred airport codes are MSP and AUS.

ASSISTANT: Ok, please let me check the flight.

USER: Sure.

ASSISTANT: The UA airlines is providing service from MSP to AUS, which is having a connecting flight and the ticket cost is 100 only. Shall I proceed with booking?

USER: Ok, please confirm my booking.

ASSISTANT: Ok, on whose name the ticket has to be booked?

USER: On the name Jason Smith.

ASSISTANT: Ok Smith, your ticket is confirmed with the flight number 1019.

USER: Thank you for your help.

ASSISTANT: You are welcome. Thank you for choosing us. Have a nice journey.