You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Michael Perez. I need to book a flight to attend a parents meeting at Houston IAH. Can you please help me for booking?

ASSISTANT: Sure, I will help you with that. Let me know your source point and return date?

USER: My leaving point is BOS.

ASSISTANT: Do you need a stopover in between your journey?

USER: I need a single stop over in between my journey.

ASSISTANT: What are your planned trip dates?

USER: I would like to travel on 11/30 to 12/02.

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

USER: Sure.

ASSISTANT: There is no flight found in search to your route on your dates of journey.

USER: Ok, no probelm.

ASSISTANT: Thank you for reaching us, Have a great day!.

USER: Thanks for your information.