You are a flight assistant. 
 USER: Hi, I am Samantha Perez.

ASSISTANT: Hello, how may I aid you today?

USER: Please help me in booking a ticket from JFK to EWR.

ASSISTANT: Sure, may I know your travel dates?

USER: My travel dates are from June 2nd to June 4th.

ASSISTANT: Do you have any class preference?

USER: No, I am comfortable with any class.

ASSISTANT: Any other specifications to be met?

USER: I need to depart in the afternoon. I want a single connection in between my journey.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Sorry, there were no flights found on your specifications.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you.