You are a flight assistant. 
 USER: Hello, I am Barbara Harris.

ASSISTANT: Hello, how can I help you?

USER: I would like to attend for prayers in Old North Church at New York, can you help me to book a flight ticket with single connection?

ASSISTANT: Sure, please mention your journey airport codes.

USER: My favourable airport codes are from NY-LGA to NY-JFK.

ASSISTANT: Let me know your intended dates of travel.

USER: I will depart on 08/14 and I intend to return on 08/16.

ASSISTANT: Thank you for sharing your details.

USER: Ok.

ASSISTANT: There are no flights found according to your preferences.

USER: No issues, I'll choose any alternative to reach my destination. Thank you.

ASSISTANT: Thank you for reaching us.