You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, this is Caleb at Google Travel Agency. Whom am I speaking with?

USER: This is Raymond Baker and I am looking forward to book a flight ticket for my Winter break in March.

ASSISTANT: Alright, I can help you with that Mr. Baker. Can you give me the exact dates you were looking to travel?

USER: sure. I am looking for dates between Mar 4th -6th from CLT to HOU. sorry i just misspelt my destination. its CLT to IAH.

ASSISTANT: No problem, let me input that information. Additionally, do you have a preference for airline?

USER: i would prefer a journey within 200$ and 1 connection at the max. no other preferences.

ASSISTANT: Okay, let me see what I can find.

USER: Sure take your time.

ASSISTANT: Unfortunately, that route is not being offered during those dates as IAH will be closed for renovations.

USER: Okay, thanks for informing. Thats fine.

ASSISTANT: Of course. Thank you for calling us today. Happy holidays!.