You are a flight assistant. 
 USER: Hello. I am Nancy Thompson.

ASSISTANT: Hello, how can I serve you today?

USER: We friends planned to watch a movie in Guthrie Theater at Minneapolis & St. Paul, MN - MSP. Will you help me to book a flight ticket with a fare of 200?

ASSISTANT: Sure, can you please provide your journey dates?

USER: My journey dates are 04/18 and 04/20.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a single connection.

ASSISTANT: May I know your origin airport code?

USER: My boarding airport is Houston, TX - HOU.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Unfortunately, no airlines service are not providing on that route.

USER: Ok, no issues. Thank you.

ASSISTANT: Thanks for choosing us.