You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: My name is Dennis Gonzalez, I want to book a flight from ATL to BOS. Can you help me with booking?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I will fly on Nov 4 and return on Nov 6th.

ASSISTANT: Do you have any airline preferences?

USER: No.

ASSISTANT: Do you have any class preferences?

USER: I am fine with any class.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: I want a connecting flight and my depart flight in afternoon.

ASSISTANT: Sorry, there are no flights available at your request.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for contacting us, have a nice day.