You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am planning to celebrate my birthday celebrations at Detroit, can you please reserve me a ticket from IAH to DTW?

ASSISTANT: Sure, may I know your travel dates?

USER: I am planning my journey on the dates of Nov 28 and Nov 30.

ASSISTANT: Do you have any connection limit?

USER: I prefer connecting flight.

ASSISTANT: Do you have any airline preference?

USER: I prefer to travel in normal cost airlines.

ASSISTANT: Ok, do you have any other specifications?

USER: No.

ASSISTANT: May I know your good name.

USER: My name is Susan Mitchell.

ASSISTANT: Susan Mitchell, sorry to say that, there is no flight found with your details.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for reaching us.