You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Jacob Baker.

ASSISTANT: Jacob, how can I assist you?

USER: I am planning to attend a weeding at DEN. Could you please help me out in booking a flight ticket from LGA.

ASSISTANT: Sure, I am here to help you. Can you please tell me your travel dates?

USER: My respective travelling dates are 12/04 and 12/06.

ASSISTANT: Ok, please wait for a while.

USER: Ok, I will wait.

ASSISTANT: Sorry, there is no flight available on your preferred dates.

USER: That's ok, no problem.

ASSISTANT: You are welcome and thank you for choosing us.

USER: Thank you for searching.