You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Samantha Wright, could you help me to book a ticket from LGA to IAH?

ASSISTANT: Sure, we are here to help you. When did you scheduled to travel?

USER: I have planned to travel on 11/25 and 11/27.

ASSISTANT: Do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: Thanks for your time, but no flights are available with your requirement.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for choosing us.