You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Christine Thomas.

ASSISTANT: How may I aid you?

USER: Can you please reserve my flight ticket from CLT to LAX?

ASSISTANT: Sure, we are mirthful to help you. On which dates would you like me to book a flight?

USER: I would like to depart on Dec 2nd and return on Dec 4th.

ASSISTANT: Is there any connection limit for you?

USER: Yes, I need a single connection.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Thanks for providing details, no flights are available on your preferable dates of journey.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for contacting us.