You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I'm Virginia Thompson.

ASSISTANT: How can I help you Virginia Thompson?

USER: Please book me a ticket from LGA to SEA, as I need to go for a wedding reception.

ASSISTANT: Sure, may I know your dates of travelling? Wait a moment please, let me check the flight availability on your provided dates.

USER: Yes, I want to depart on 01/26 and return on 01/28.

ASSISTANT: Sorry, there is no flight available on your provided dates.

USER: That's ok, I will try to book in some other agency.

ASSISTANT: Thank you for approaching us.

USER: My pleasure, thank you for choosing us.