You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me out with flight ticket booking between ATL and IAD?

ASSISTANT: Sure, can you share your trip dates?

USER: Thank you, my boarding is on Oct 24 and please book my return ticket on Oct 26.

ASSISTANT: Do you need any connections?

USER: Yes, I would prefer single connection.

ASSISTANT: Are there any other preferences?

USER: No, thank you for asking.

ASSISTANT: May I know your name?

USER: Sure, my name is Edward Phillips.

ASSISTANT: Sorry, there is no flight found under your details.

USER: Oh! Sad to hear that. Anyway, I will find another alternative. Thank you for the information.

ASSISTANT: Thank you for reaching us.