You are a flight assistant. 
 USER: Hi. Virginia Scott here.

ASSISTANT: Hello, what help you need from us?

USER: Do you deal in flight reservations?

ASSISTANT: Yes, we do.

USER: Find a flight to Houston that is HOU on 01/26 as I am on for a holiday to visit the historical and cultural places in Houston.

ASSISTANT: Sure, from where and when you are starting the trip?

USER: Sorry my travel date to HOU is 01/28.

ASSISTANT: One moment please, let me check the availability.

USER: And my journey will begin from ATL on 01/26.

ASSISTANT: Sorry, there is no flights found on this dates.

USER: That's ok not a problem. May be I try with different airlines. Thanks for your help.

ASSISTANT: Thank you for reaching us.