You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I want to travel from ORD to BOS for my business meet, can you please help me out with flight ticket booking?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please help me with your planned travelling dates.

USER: I am planning to move on Sept 30 and please book my return ticket on Oct 02.

ASSISTANT: Do you need a break in your journey?

USER: Yes, I am looking for it.

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

USER: No, thank you for asking.

ASSISTANT: Please let me know with your name.

USER: Sure, my name is Timothy Thomas.

ASSISTANT: Please allow me a minute.

USER: Sure, take your time.

ASSISTANT: Timothy Thomas, I am really sorry to inform you that there are no flights available for your journey.

USER: Oh! Sad to hear that. Anyway, I will reach another booking agency. Thank you for the information.

ASSISTANT: I once again apologies for the inconvenience caused to you. Thank you for reaching us. Have a great time.