You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please book a flight ticket from EWR to LGA?

ASSISTANT: Sure, please share me your trip dates.

USER: Thank you. I have planned my travel dates as May 31 and June 02.

ASSISTANT: Is there any class preferences for you?

USER: I do not have any specific class to travel. I am ok with any class.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I am looking for single connecting flight so please make sure that.

ASSISTANT: May I know your airlines specifications?

USER: I do not have any specific airlines so you go with any airlines.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Sure, myself Edward Smith.

ASSISTANT: We found  a Frontier airline and 1026 is flight number with a fare of 100. Shall I proceed?

USER: That is fine, please proceed with booking.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.