You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER:  My name is Jerry Turner. I would like to book a ticket from CLT to LGA, to attend a conference.

ASSISTANT: Sure, May I know the journey dates?

USER: My itinerary travel dates are May 14 and May 16.

ASSISTANT: Do you have any return time preference?

USER: I would like my return flight in the evening.

ASSISTANT: Do you have any other requirements?

USER: I would like to board on direct flight.

ASSISTANT: Please wait a minute.

USER: Sure, take your time.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: No problem, Thank you for the service.

ASSISTANT: Thank you for availing us.