You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Donna Hernandez.

ASSISTANT: How can I aid you?

USER: I need to attend a cultural festival in Washington so please help me with flight ticket booking from New York city.

ASSISTANT: Sure, I am here to help you in booking process. Would you please share your trip dates?

USER: Thank you. I have planned to travel on dates of Oct 08 and Oct 10.

ASSISTANT: Can you please provide me your airport codes?

USER: Sure, I would like to travel from JFK to IAD.

ASSISTANT: Do you require any stopovers in your journey?

USER: Yes, I need connection 1 in between my journey.

ASSISTANT: Do you have any other specifications?

USER: Even direct flight is also fine with me and Depart time should be afternoon.

ASSISTANT: Please wait for a minute.

USER: Sure, take your time.

ASSISTANT: Sorry, there are no flights found on your preferable dates.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: Thank you for contacting us.