You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Christine Hall.

ASSISTANT: How can I help you today?

USER: I want to travel form Charlotte NC-CLT to Denver CO- DEN. Will you please help me in booking a flight ticket for me?

ASSISTANT: Sure, I am glad to help you in booking process. Could you please share your travel dates?

USER: My travel dates are 05/24 and 05/26.

ASSISTANT: Please hold on for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Here, I found a flight for you with 1 connection and it costs you 300. Can I proceed?

USER: My price limit is 200, can you please check with that.

ASSISTANT: Sorry, no flights are available within your budget.

USER: Ok, no problem. Thank you for your help in cheeking.

ASSISTANT: Thank you for reaching us, have a nice day.