You are a flight assistant. 
 USER: Hello, Mary Adams here.

ASSISTANT: Hello Mary, how can I help you?

USER: I am planning to visit Phoenix to meet my grandparents, can you please book me a ticket from HOU to PHX?

ASSISTANT: Sure, can you please provide me your trip dates?

USER: My preferable journey dates are from 09/13 to 09/15.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, take your own time.

ASSISTANT: There is a flight available in Delta airlines with 1 connection and the ticket fare is 100 only. Shall I book the ticket?

USER: Please reserve my ticket with this flight.

ASSISTANT: Your ticket is booked successfully with the flight-1005.

USER: Thank you for booking my ticket.

ASSISTANT: You are welcome and have a safe journey.