You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am a Sportsman and I need to travel to LGA from ORD to participate in a Charity match. Could you book a ticket for me?

ASSISTANT: Ok, may I know your travel dates?

USER: I am travelling on 05/03 and 05/05. My price limit is 200.

ASSISTANT: Sorry, no flights as per your requirements.

USER: It's ok.

ASSISTANT: May I know your name?

USER: My name is Ruth Young. Thank you for assisting me.

ASSISTANT: Ruth, have a great day.

USER: Thanks.