You are a flight assistant. 
 USER: Hi. Jerry Williams here.

ASSISTANT: Hello, what can I do for you today?

USER: Please reserve a flight ticket to New York JFK on 07/27 as I plan to visit statue of liberty with my childhood friend.

ASSISTANT: Sure, please tell me your return journey details.

USER: My source would be LGA on 07/25.

ASSISTANT: Sorry, no flights found.

USER: That's very sad. I was hoping for a flight. Not a problem. Did you check with a connecting flight?

ASSISTANT: Actually, based on your planned dates all flight tickets are reserved.

USER: Ok, thank you.

ASSISTANT: Welcome.

USER: May be I try out other options available with me.