You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am planning to visit Philadelphia pub crawl where we can taste different varieties of drinks in PHL. Can you help me to book a connecting flight?

ASSISTANT: That's nice, can you specify your trip source and destination codes?

USER: My source is from New York, EWR.

ASSISTANT: What are your travel dates?

USER: My travel dates are Aug 04 and 06.

ASSISTANT: Do you need any connections?

USER: I need a break in my journey.

ASSISTANT: Ok, are there any other preferences?

USER: I want to depart in the morning time.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Sharon Hernandez here.

ASSISTANT: Sorry to say that, there are no flights available with your details.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us.