You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I aid you today?

USER: I am Sarah Wright. Can you please book a flight ticket with connecting flight?

ASSISTANT: Sure, let me know your travelling dates.

USER: My journey dates are, depart on June 25th evening, and return back on June 27th afternoon.

ASSISTANT: Can you please share your airport codes?

USER: My airport codes are, PHL to LGA.

ASSISTANT: Is there any specifications?

USER: No other specifications.

ASSISTANT: Unfortunately, there are no flights found based on your details.

USER: Ok, no problem.

ASSISTANT: Thank you for choosing us.

USER: Thank you for your information.