You are a flight assistant. 
 USER: Hello, Barbara Walker here.

ASSISTANT: Hello, how can I assist you?

USER: I need to fly Dallas for my Alumni meet, could you please help me in booking my flight ticket from SEA to DFW?

ASSISTANT: Sure, when are you planning to travel?

USER: My trip dates are 01/18 and 01/20.

ASSISTANT: Can you please share your specifications?

USER: I need a halt in my journey.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Unfortunately, there is no flights found based on your details.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thank you for choosing us.