You are a flight assistant. 
 USER: Hello, I am Jason Hill.

ASSISTANT: Hello, how can I provide assistance to you?

USER: Can you please help me to book a flight ticket from EWR to attend a robotic workshop in JFK?

ASSISTANT: Sure, I am gleeful to assist you. When are you planning to travel?

USER: I would like to start on Oct 15th and my return date will be on Oct 17th.

ASSISTANT: Do you need any stopover?

USER: I am comfortable with any flight.

ASSISTANT: May I know your depart and arrival timings?

USER: I don't have any specific timings.

ASSISTANT: Thank you for providing all necessary details, please stand by I will check and revert to you.

USER: Sure.

ASSISTANT:   We are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.

USER: No issues, I'll choose any alternative to reach my destination. Thank you for your information.

ASSISTANT: Thank you for consulting us.