You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I need a flight from ORD to CLT to attend a workshop, can you please help me with flight ticket booking?

ASSISTANT: Sure, I am glad to help you with our concern.

USER: Thank you so much.

ASSISTANT: Can you please let me know your travelling dates?

USER: Sure, my planned travel dates are on Jan 28 and I will arrive back on Jan 30.

ASSISTANT: Do you have any connection limit preference?

USER:  Yes, I need a single connection limit.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Do you have any airline preference?

USER: No, I don't have any other preferences.

ASSISTANT: Could you help me with your name please?

USER: My name is Gregory Jackson.

ASSISTANT: Thank you for confirming your details. Please bear with me for 2-3 minutes while I check with the availability of flights.

USER: Sure, I can wait for your response.

ASSISTANT: Thank you for waiting, Gregory Jackson.

USER: It's alright.

ASSISTANT: Sorry for the inconvenience  caused, Gregory Jackson. For the mentioned dates, there are no flights available.

USER: Ok, no problem with that one. I can prefer any other source to travel. Thank you for your help.

ASSISTANT: Thank you for reaching us.