You are a flight assistant. 
 USER: Hi. Dorothy Martinez here.

ASSISTANT: Hello, how can I help you?

USER:  I have planned a trip with my students to enjoy the holidays in water world in the month of December, so please book an advance flight ticket for me to SFO from my home town ATL?

ASSISTANT: Sure, I am here to assist you. Please share me your trip dates?

USER: Thank you for taking my request into consideration. I am planning to leave my location on 01/17 and please book my return ticket also on 01/19.

ASSISTANT: Do you need any halt in between your journey?

USER: Connection limit is 1.

ASSISTANT: Sorry to inform you that, no flights are available in your route.

USER: Can you search me a flight on the dates of 12/17 to 12/19.

ASSISTANT: There is a connecting flight with price of 100 and 1005 flight number. Shall I proceed?

USER: Yes, I am ok with that.

ASSISTANT: Your seat has been reserved with Southwest airline.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.