You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to meet my friend on his birthday, can you please help me to book my flight ticket from ATL to ORD?

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

USER: Thank you so much. I will depart on Feb 4th and return back on Feb 6th.

ASSISTANT: Can I have your good name please?

USER: Myself Joshua Martinez.

ASSISTANT: May I know your connection preference?

USER: I prefer for a single connection flight.

ASSISTANT: May I know your specific timings of your journey?

USER: I would like to depart in the morning time.

ASSISTANT: Please hold on a moment.

USER: Sure.

ASSISTANT: Joshua Martinez, no flights has been found on your planned travel dates.

USER: Sad to hear that, thank you for checking.

ASSISTANT: Thank you for reaching us.