You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Joseph Adams.

ASSISTANT: Nice to meet you.

USER: I want to book a ticket from MSP to LAS.Can you help me out to book a ticket?

ASSISTANT: Sure, will you provide your travelling dates please?

USER: I would like to travel on 01/02 to 01/04.

ASSISTANT: Please give me a moment.

USER: Make sure my price is 200. Ok.

ASSISTANT: Unfortunately, there is no flights found under your details.

USER: That's fine. Thank you for your help.

ASSISTANT: Welcome, have a great day.