You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Helen Martinez here. Can you please help me to book a flight ticket from SEA to JFK?

ASSISTANT: Sure, may I know on what dates you need booking?

USER: Ok, my preferred dates of trip are from 11/07 to 11/09.

ASSISTANT: There is a flight available on your requested dates from Delta airline with 1 connecting flight.

USER: Please proceed for booking.

ASSISTANT: Ok, your reservation is confirmed. The flight number is 1006.

USER: Thank you so much for your help.

ASSISTANT: You are welcome.