You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jacob Clark.

ASSISTANT: How may I help you?

USER: I want to travel from LGA to BOS. Can you please help me with the booking?

ASSISTANT: Ok, may I know your depart and return time?

USER: Sure, I want to depart in afternoon time.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: May I know your airline preference?

USER: I am comfortable with any airline.

ASSISTANT: Please mention your travel dates.

USER: I want to travel on Jan 8 and need to return on Jan 10.

ASSISTANT: There is a connecting flight-1026 on UA airlines, is it fine for you?

USER: I need a direct flight, can you please recheck with this?

ASSISTANT: Sorry, we don't have any flight available for your trip.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thanks for contacting us.