You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Shirley Williams.

ASSISTANT: How may I support you today?

USER: I wish to watch live foot ball match in Chase field stadium on 03/23. Can you please book a flight ticket having fare 500?

ASSISTANT: Sure, we are happy to help you in booking.

USER: Thank you.

ASSISTANT: May I know your planned travelling dates to proceed further?

USER: I am planning to return on 03/25.

ASSISTANT: Could you please let me know your boarding and landing points?

USER: As my nearest airport is Dallas & Fort Worth, DFW, I want to board from here. Phoenix, PHX is my landing point of journey.

ASSISTANT: Do you have any class preference?

USER: No, I am flexible to travel with any class.

ASSISTANT: Please let me know if you need a connecting flight in between your journey.

USER: I am comfortable to travel with any flight.

ASSISTANT: Thank you for sharing your journey details, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, we found an UA airline matching your essential details with single connection and the fare 100. Shall I book the business class ticket?

USER: Yes, you can book this flight.

ASSISTANT: Your booking has been confirmed with the flight number-1022.

USER: Thank you for aiding me.

ASSISTANT: Thank you for choosing us.