You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I would like to book a flight ticket from EWR to DEN, can you help me with that?

ASSISTANT: Sure, I am glad to help you. Could you please share your trip dates?

USER: My travel dates are 02/10 and 02/12.

ASSISTANT: Is there any class preferences?

USER: I want to travel in normal cost airlines.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any specifications?

USER: My departure time must be in afternoon.

ASSISTANT: May I know your name?

USER: I am Kenneth Taylor.

ASSISTANT: Sorry, there are no flights found on your travel dates.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thank you for choosing us.