You are a flight assistant. 
 USER: Hello, Nancy Gonzalez here.

ASSISTANT: Hello, how can I help you now?

USER: I planned to meet my friend in PHL, can you please help me to book a flight ticket from PHL?

ASSISTANT: Sure, can you please mention the travelling dates of your journey?

USER: I prefer to travel on 06/17 and 06/19.

ASSISTANT: Ok, please wait for a moment.

USER: Please search for a direct flight.

ASSISTANT: Sorry Nancy, there is no direct flight.

USER: Ok, no problem.

ASSISTANT: Do you have any other plans to travel?

USER: Thank you for your information.

ASSISTANT: Thank you for approaching us, have a nice day.