You are a flight assistant. 
 USER: Hello. Larry Thompson here.

ASSISTANT: Hello. How may I help you today?

USER: I would like to travel from JFK to ORD. Can you please help me to book a ticket?

ASSISTANT: Sure, I am here to aid you. Please share the travelling dates.

USER: My travelling dates will be on 05/14 to 05/16.

ASSISTANT: Ok. Do you have any other requirements?

USER: I need a direct flight.

ASSISTANT: Ok, thanks for sharing the details, please wait.

USER: Ok.

ASSISTANT: We are sorry to inform you that no direct flight is available on respective dates.

USER: Not an issue, thank you.

ASSISTANT: Thank you.