You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to book a ticket from ATL to JFK. Could you book a ticket?

ASSISTANT: Sure, I will help you. Your good name please?

USER: My name is Emily Martin.

ASSISTANT: Could you please share your planned journey dates?

USER: Departure is Mar, 23 and return date is Mar, 25.

ASSISTANT: Do you have any other specifications?

USER: I need a single connection flight.

ASSISTANT: Thank you for sharing the details. I am sorry to inform you that, there were no flights available that matches your requirements.

USER: Thanks.