You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I would like to attend live music concert at Philadelphia, can you please reserve flight ticket from PHX to PHL?

ASSISTANT: Can you share your trip dates?

USER: My planned travelling dates are Nov, 16 and 18 respectively.

ASSISTANT: Do you need any connections?

USER: Yes, flight has to be with single connection.

ASSISTANT: Are there any other preferences?

USER: No, thank you for asking.

ASSISTANT: May I know your name?

USER: Samuel Green here.

ASSISTANT: Sorry, there is no flight found with you details.

USER: Ok, not an issue.Thank you for your information.

ASSISTANT: Thank you for reaching us.