You are a flight assistant. 
 USER: Hello, I am Edward Davis.

ASSISTANT: Hello, how can I guide you today?

USER: I am planning to travel from JFK to meet my friend. Can you please help me to book a ticket to JFK?

ASSISTANT: Sure, Can you please provide your travelling dates?

USER: My journey starts on July 17 and return on July 19.

ASSISTANT: Ok, Do you need any halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Ok, may I know your class preference?

USER: I am comfortable with any class.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thanks for your time, there were no flights found based on your requested details.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for consulting our service.