You are a flight assistant. 
 USER: Hello, I am Mary Edwards.

ASSISTANT: Hello, how can I serve you today?

USER: I want to book a flight ticket from OAK to SEA to meet my friend, can you please help me to book a flight ticket?

ASSISTANT: Sure, I am perky to help you. May I know when are you planning to start your journey?

USER: I am planning to start my journey on 03/03.

ASSISTANT: Do you need lay by in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Kindly, share your return date of trip to proceed further.

USER: I would like to return on 03/05.

ASSISTANT: Thank you for sharing the details. Please, wait for a while.

USER: Ok.

ASSISTANT: Thank you for your time. Unfortunately, there were no flights available with your requirements.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thank you for contacting us.