You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Samantha Turner.

ASSISTANT: How best can I assist you the day?

USER:  I need to attend a wedding at Detroit on 12/09, so I want to travel on 12/08 and return on 12/10.

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Can you help me with your travelling airport codes?

USER: My airport codes are from LAS to MCO.

ASSISTANT: How much you can afford for your ticket?

USER: I can spend 200.

ASSISTANT: Ok, please wait, let me search a flight for you.

USER: Ok, take your own time.

ASSISTANT: We regret that, there is no flight found in search to your route on your dates of journey.

USER: Ok, no issue.

ASSISTANT: Thanks for your presence.

USER: Thank you for your time.