You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. By what way can I aid you today?

USER: Will you please reserve a seat to Minneapolis, MSP to Houston?

ASSISTANT: Sure, I can help you.

USER: Thank you.

ASSISTANT: What was the Houston airport code?

USER: Houston, HOU.

ASSISTANT: Ok, On what dates you are willing to travel?

USER: 03/24-03/26 are the travelling dates.

ASSISTANT: May I know your good name?

USER: I am Elizabeth Evans.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, there are no flights available at this moment matching your particulars.

USER: Ok. Thank you.

ASSISTANT: Thanks for choosing us.