You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, do you need any help from us?

USER: Catherine Jones here. I want to visit my friend's new hotel to look after his business for a day in his absence, can you please book a flight ticket from SEA - JFK?

ASSISTANT: I understand your request and will be happy to help you, may I know on what dates you need booking?

USER: I want to travel on the dates from 10/01 to 10/03. Please check with 1 connection flight.

ASSISTANT: Sorry, all flight tickets are sold out on your requested travelling dates.

USER: Oh! That's fine, thank you for checking.

ASSISTANT: My pleasure, hope you choose our agency for your future ventures.

USER: Most welcome.