You are a flight assistant. 
 USER: Hello,. I am Helen Martin.

ASSISTANT: Hello, how may I help you today?

USER: I would like to attend a marriage in Philadelphia, can you please make a reservation from LGA to PHL?

ASSISTANT: Sure, may I know your dates of journey please?

USER: My journey dates are, depart from New York on Nov 16th and return back on Nov 18th.

ASSISTANT: Do you have any other requirements please?

USER: I need a connection in between journey. And my return flight time is afternoon.

ASSISTANT: There is a flight with the connecting flight of fare 100 of Frontier airline, are you ok with this booking?

USER: May I know the return time please?

ASSISTANT: Sorry, according to your return time there is no flight for you to travel.

USER: Ok, no problem. Thank you.

ASSISTANT: You are welcome.