You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Pamela Perez here.

ASSISTANT: How can I help you today?

USER: I want to take part in Boston marathon, so please book my ticket from CLT to BOS.

ASSISTANT: May I know your travelling dates?

USER: My itinerary dates are Jan 29 and Jan 31.

ASSISTANT: Please let me know your depart and arrival timings?

USER: I want to return in the morning.

ASSISTANT: Do you want connecting flight?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait.

USER: I prefer normal-cost airlines.

ASSISTANT: Sorry, no flights available on your preferable dates.

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

ASSISTANT: Thank you for taking assistance from us.

USER: Thank you for assisting me.