You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, good evening. How may I assist you?

USER: Emily Smith here. Since, I am a paranormal investigator, there is a problem in DFW. Could you please help me in booking a ticket from LGA?

ASSISTANT: Sure, may I know when are you planning your journey?

USER: My travelling dates are from 05/23 to 05/25.

ASSISTANT: Emily, there are no flights available at this moment.

USER: That's ok, I will go by another transport.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.