You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Sandra Garcia.

ASSISTANT: How may I help you today?

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

ASSISTANT: Sure, let me know your travel dates please?

USER: I will start on Feb, 28 and return on Mar, 01.

ASSISTANT: Do you have any specific arrival and depart time?

USER: I need to depart in the morning.

ASSISTANT: Ok, is there any class preference?

USER: I am comfortable with any class.

ASSISTANT: May I know your connection limit?

USER: I need a break in my journey.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: Sorry to inform you that there are no flight services available on your given details.

USER: No problem, thank you for the information.

ASSISTANT: Thanks for reaching us, have a nice day.