You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Catherine Perez here. Could you book my flight ticket from LAS for a round trip?

ASSISTANT: Sure, I will you. Please mention your travel dates.

USER: My itinerary dates are 07/22 and 07/24.

ASSISTANT: Please wait for a moment. Delta airlines with 1 connection is available for you.

USER: Please book my ticket.

ASSISTANT: Your ticket is booked in 1016 flight.

USER: Thank you for assisting me.

ASSISTANT: You are welcome.