You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Can you please help me in reserving the ticket from LGA to JFK?

ASSISTANT: Do you have any preferences about flight connections?

USER: I am comfort to travel in single connection flight.

ASSISTANT: Please mention your travelling dates.

USER: I would like to travel on July 29 and again I will return back on July 31.

ASSISTANT: Do you have any preferences about class?

USER: No, my airline preference is normal-cost.

ASSISTANT: Please mention your name.

USER: Myself Amy Thompson.

ASSISTANT: There is no flights found under your preferable details.

USER: Not a big deal, anyhow thank you very much for your kind information.

ASSISTANT: Welcome, have a great day.