You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I would like to travel from MSP to EWR as a holiday trip. Can you do the reservation?

ASSISTANT: Sure, please provide your travelling dates.

USER: My journey dates are 05/31 and 06/02.

ASSISTANT: Let me know your specifications?

USER: Price should not cross 5000.

ASSISTANT: May I know your name?

USER: I need halt in my journey. Helen Miller here.

ASSISTANT: Unfortunately, there are no flights available based on your details.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you for choosing us.