You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

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

ASSISTANT: Sure, could you please provide your journey dates?

USER: My journey dates are from 05/19 to 05/21.

ASSISTANT: Do you have any specifications to be met?

USER: I am looking for economy class.

ASSISTANT: Kindly mention your name to proceed?

USER: And also I need a single connection. My name is Angela Turner.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your valuable time, unfortunately no flights available on that route.

USER: It's ok, thank you.

ASSISTANT: Thank you for availing us.