You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Shirley Thompson here. Can you help me to find a flight from IAH to MSP?

ASSISTANT: Yes, I can help you. Can you tell me your dates of travel?

USER: My travelling dates are 11/11 and 11/13.

ASSISTANT: Give me a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry to inform you that there are no flights found.

USER: That's fine, thanks for your information.

ASSISTANT: Thank you for contacting us.