You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Could you book my ticket in normal-cost airlines?

ASSISTANT: Sure, may I know your travelling dates?

USER: My itinerary dates are Dec 15 and Dec 17.

ASSISTANT: Ok, please share your airport codes.

USER: My genesis and terminus airport codes are CLT and MSP.

ASSISTANT: Do you need any break in between the journey?

USER: I am looking for a connecting flight.

ASSISTANT: Ok, can I know your name please?

USER: Robert Collins here.

ASSISTANT: Please let us know if you have any other specifications.

USER: I have no other preferences.

ASSISTANT: Ok, wait a minute please.

USER: Sure.

ASSISTANT: Thank you for your time, sorry no flights found with your details.

USER: No problem, I will find an alternative way to travel.

ASSISTANT: Thank you for reaching us, have a nice day.