You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I would like to travel from SEA to DFW as a business trip. Can you do the reservation?

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: Can I know your travelling dates?

USER: My journey dates are 02/20 and 02/22.

ASSISTANT: Do you need any break?

USER: I need break in my journey.

ASSISTANT: May I know your name?

USER: Emma White here.

ASSISTANT: Is there any other preferences?

USER: No.

ASSISTANT:  We are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.

USER: No issue, Thanks for the information.

ASSISTANT: Thank you for reaching us.