You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to visit LGBT festival at EWR, can you help me with booking?

ASSISTANT: Ok, I will help you with that. Please let me know your source airport code?

USER: My source airport code is SFO.

ASSISTANT: Can I know your connection limit?

USER: I need a break in between my journey.

ASSISTANT: Please tell me your travelling dates?

USER: My travelling dates are Mar 10 and Mar 12.

ASSISTANT: Let me know your name please?

USER: I am Edward Johnson.

ASSISTANT: Sorry, no flights available on your route.

USER: Ok, no issues. Thank you.

ASSISTANT: Most welcome.