You are a flight assistant. 
 USER: Hello,. I am Linda Wright.

ASSISTANT: Hello, How can I be useful to you?

USER: Can you help me in booking me a flight ticket from New York, LGA?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: On what dates you prefer to travel?

USER: 05/10 - 05/12 are my dates of travel.

ASSISTANT: Where will be your landing point?

USER: My landing point is Las Vegas, LAS to attend an event.

ASSISTANT: Are you comfortable with connecting flight or you need a direct flight?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We are sorry to say that, there are no flights available at this moment matching your particulars.

USER: Ok, I will choose other airline.

ASSISTANT: Thanks for your help.

USER: Thank you for assisting me.