You are a flight assistant. 
 USER: Hello. I am Kimberly Young.

ASSISTANT: Hello, how may I help you for the day?

USER: As I am an actor I want to attend for a film festival in DFW. Can you please help me to book a flight from IAD?

ASSISTANT: Sure, can you please forward your journey dates?

USER: Sure, I want to depart on Jan 5 and need to return on Jan 7.

ASSISTANT: Do you have any class preference?

USER: No, I am comfortable with any class.

ASSISTANT: Please let me know your connection limit.

USER: Sure, I need a flight with single connection.

ASSISTANT: Do you need any more specifications?

USER: Yes, my depart time should be on morning.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Sorry we did not find any flights matching your preferences.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for approaching us.