You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Can you please help me in booking a flight ticket from LAS to LGA?

ASSISTANT: Sure, can you please share your preferable journey dates?

USER: I want to fly on Jan 15 and return on Jan 17.

ASSISTANT: May I know your name please?

USER: Myself Ruth Davis.

ASSISTANT: Do you have any specifications?

USER: I need a single connection.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: Not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you.