You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you from Global travel agency?

USER: I want to visit Phoenix Zoo with my parents.Can you please help me for booking the flight ticket?

ASSISTANT: Sure, provide your journey dates to search the flight availability.

USER: The journey dates are from 05/04 to 05/06.

ASSISTANT: May I know your airport codes of travelling?

USER: The airport codes are from MI-DTW to AZ-PHX.

ASSISTANT: For further proceedings, may I know your good name please?

USER: Sure, my name is Nicholas Smith. Make sure that the connection limit should be 1.

ASSISTANT: Nicholas Smith, according to your requirements there is a flight 1012 providing service with 1 connection limit. Shall I book the ticket?

USER: May I know the price?

ASSISTANT: Price is 100 with this flight.

USER: Ok, please book the ticket.

ASSISTANT: Your ticket is confirmed with Southwest airlines.

USER: Thank you for your service.

ASSISTANT: Thank you, have a safe journey.