You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: I am planning to spend my free time with my granny at DTW, can you help me with booking?

ASSISTANT: Sure, May I know your travelling dates?

USER: My travelling dates are Oct 31 and Nov 02.

ASSISTANT: From where you want to start your journey?

USER: I would like to start my journey from LAS.

ASSISTANT: Do you have any connection limit?

USER: I need a break in between my journey.

ASSISTANT: Is there any other preference?

USER: No.

ASSISTANT: May I know your name?

USER: I am Christine Evans.

ASSISTANT: Thanks for your details, there are no flights found on your data.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you.