You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Carolyn Edwards.

ASSISTANT: How may I serve you at this moment?

USER: Can you help me in booking a flight ticket from DFW to LGA?

ASSISTANT: Sure, on which dates would you like to travel?

USER: My travelling dates are from May 14 to May 16.

ASSISTANT: Ok, do you prefer business class or economy class?

USER: I am comfortable with any class.

ASSISTANT: Ok, do you need any lay by in between the journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, do you have any other requirements?

USER: I want to depart in the afternoon time.

ASSISTANT: Ok, please wait for some time.

USER: Sure.

ASSISTANT: There are no flights found on your requested dates.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for reaching us.