You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you please book me a flight ticket from LGA to BOS? As I need to attend a wedding ceremony at Boston.

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: May I know your trip dates?

USER: I want to depart on Nov 2 and would like to return on Nov 4.

ASSISTANT: May I know your good name to proceed further?

USER: My name is Carolyn Garcia.

ASSISTANT: Thanks for your details, there are no flights found on your specified travelling dates.

USER: Ok, not an issue. I will find any other mode of transport for this trip. Thank you for providing information.

ASSISTANT: Thank you for choosing us.