You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Michelle Collins and I want to book the flight ticket from HOU to LGA. Can you please help me in booking the ticket with single connection?

ASSISTANT: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?

USER: My travel dates are 05/21 and 05/23.

ASSISTANT: Do you have any connection limit?

USER: I need a single connection.

ASSISTANT: May I know your arrival and departure time?

USER: I would like to depart in the morning.

ASSISTANT: Sorry, no flights are available on your route.

USER: Thank you for the information.

ASSISTANT: Welcome. Have nice day.