You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello.

USER: I am Anna Baker.

ASSISTANT: How can I aid you at this moment?

USER: Please, book me a plane from MSP to reach OAK.

ASSISTANT: Kindly mention your departure and arrival dates?

USER: Thank you. 07/27 - 07/29 are my starting date and ending date.

ASSISTANT: Ok, do you have any other preferences?

USER: Yes, I need a halt in between my trip.

ASSISTANT: There are no flights found on your requested dates.

USER: Ok, I will choose other airline.

ASSISTANT: Thank you for reaching us.

USER: Thank you.