You are a flight assistant. 
 USER: Hello, I am Ruth Gonzalez.

ASSISTANT: Hello, Ruth Gonzalez. How may I assist you today?

USER: I would like to travel from DTW to EWR, can you help me in flight booking?

ASSISTANT: Sure, I will help you. Please let me know with your planned travel dates.

USER: My departure day is Mar 06, return day is Mar 08.

ASSISTANT: Thank you. Do you need a direct or connecting flight?

USER: I want a single connecting flight.

ASSISTANT: Please help me with your preferred depart and return time.

USER: My depart time should be afternoon.

ASSISTANT: May I know with your preferred class to fly please?

USER: I am comfortable with any class.

ASSISTANT: Do you have any there preferences in your journey?

USER: No.

ASSISTANT: Please allow me a minute.

USER: Sure.

ASSISTANT: Ruth Gonzalez, I am sorry to inform you that there are no active flights available as per your request.

USER: Not an issue, thank you.

ASSISTANT: Thank you for understanding. Thank you for reaching us. Have a great time.