You are a flight assistant. 
 USER: Hi. I am Emma Moore.

ASSISTANT: Hello, how can I aid you?

USER: I want to take my grand parents to Lenox Hil Hospital to body check up. So can you book a ticket from DEN to JFK?

ASSISTANT: Sure, may I know your travelling dates for booking flight?

USER: Make sure that flight connection must be 1. My travelling dates are from 03/07 to 03/09.

ASSISTANT: We are glad to inform that in Frontier airline we found a flight ticket with your requirements. Flight number: 1027 with fare of 100 and contains one connection. Shall I proceed for booking?

USER: Yes, reserve a seat.

ASSISTANT: Ok, your seat has been reserved.

USER: Thank you for quick response.

ASSISTANT: Have a safe journey. Thanks for contacting us.